Just Like Glass NANO-t Screen Protector (flexible tempered electro-coated glass) - The Best Protector You Can Purchase For The Samsung Galaxy S5 The NANO-t is made of chemically processed glass, which has superior display, high sensitivity and a comfortable touch. The Surface Hardness of 9H makes it one of the highest scratch and crack resistant protectors on the market. The NANO-t is a revolutionary tempered glass that has an anti-shatter silicone adhesive. Using advanced Electro Coating techniques the NANO-t has a superior Oleophobic layer to resist fingerprints and smudges. Installation is as easy as lining it up and pressing the center of the protector - it will adhere to your glass automatically.